Blockchain
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Technology
Technology
A blockchain is a distributed, append-only ledger of records (blocks) chained together cryptographically. Each block contains a cryptographic hash of the previous block, ensuring immutability. Bitcoin introduced the first practical implementation in 2008, solving the double-spend problem without a central authority.
Web3
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Concept
Concept
Web3 is a vision of a decentralised internet built on blockchain technology, where users own their data and digital assets rather than surrendering them to tech giants. It encompasses cryptocurrencies, NFTs, DAOs, and decentralised applications.